Fungsi f : R→R, g : R→R. Jika f(x) = 2x-3 dan g(x) = 2x = 2x² - 3x + 1, maka (gof)(x)=
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Fungsi f : R→R, g : R→R. Jika f(x) = 2x-3 dan g(x) = 2x = 2x² - 3x + 1, maka (gof)(x)=
1 Jawaban
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1. Jawaban fajarvafry11p4gca0
(gof) (x) = g {f(x)}
= g (2x-3)
= 2(2x-3)²-5(2x-3)+1
= 2(4x²-12x+9)-10x+16
= 8x²-24x+18-10x+16 (gof) (x) = 8x²-34x+34